Explore topic-wise InterviewSolutions in Current Affairs.

This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.

1.

The chromosome in which the centromere lies at the centre

Answer» METACENTRIC CHROMOSOME is ONE in which centromere LIES at centre
2.

Describe the role of small intestine in proceres of digestion

Answer»

The main PURPOSE of the gallbladder is to store and release bile, or gall. Bile is RELEASED into the small intestine in order to help in the digestion of fats by BREAKING down larger molecules into SMALLER ones. After the fat is absorbed, the bile is also absorbed and transported back to the liver for REUSE

3.

Describe the role of kidney in the regulation of acid base balance of blood?

Answer»

The kidneys have TWO very IMPORTANT roles in maintaining the acid–base balance: They REABSORB bicarbonate from urine. They EXCRETE hydrogen IONS into urine.

4.

What is frowning as while frowning we use 43 muscles?

Answer»

Yeah na ji kuch Naya wala sun me Ko Mila mereko....mera toh adha time sir khujane mei hi Nikal Gaya....aaj SALOON mei Jana padega mereko.........Lekin thodi bohot books Ko niptane pe iska na ji answer mil Gaya hai muze..........Jara gor pharmayiye hamare answer pe......

see the frowning is the adjective form of the word to frown....... actually the frown is a word that SUGGESTS variety of facial expressions that are mostly carried out mainly by using eye GESTURES.....

mainly..... during frowning eyebrows are generally brought close together CAUSING wrinkled forehead....hm mainly sadness dikhane ke liye , confusion dikhane ke liye yaan phir bahut hi jyada concentrate hai aisa dikhane ke liye frowning karte hai...

ek Baar mere wale brainliest option pe hit maar ke dekho.....maata Rani ashirvad degi within 24 hours......

5.

Which arrangemant inside there body helps them in locomotion

Answer»

Echinodermata's arrangement inside their body HELPS them in locomotion.

Explanations---------Echinodermata's have tentacle-like structures CALLED tube feet with suction pads situated at their extremities. These tube feet are hydraulically controlled by a remarkable vascular system. ... When WATER returns to the CANALS, suction is RELEASED. The resulting locomotion is generally very slow.Thus , Echinodarmata's arrangement inside their body helps in their locomotion.

6.

1. How much how much electricity does a typical solar cell produce?2. What is CNG?3. What is the composition of natural gas?4. How much solar energy is received by India?5. What is nuclear fission?

Answer»

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1❤. a typical solar cell produces 0.5 to 1.0 volt electricity.

2❤. CNG stands for COMPRESSED natural gas.

3❤. natural gas is a mixture of lightweight alkanes.

4❤. India RECEIVES the Solar Energy equivalent to more than 5000 kWh in a year.

5❤. the splitting of a heavier nuclei into lighter nuclei with the RELEASE of energy is CALLED fission.

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7.

Define the term rhizospere. write down the effect of rhizosphere microflora on plant

Answer»

Rhizosphere refers to the area of soil that is directly affected by a PLANT’s root system, associated root secretions, and microorganisms.

The rhizosphere region around a plant’s roots contains an abundance of bacteria and microorganisms that depend on the plant’s sloughed off CELLS, sugars, and proteins as a primary food SOURCE. In exchange, the bacteria and microorganisms help create a nutrient-rich, aerated place for the plant’s roots.

second part of your QUESTION's answer------the enhancement of the growth of a soil microorganism resulting from physical and chemical ALTERATION of the soil and the contribution of excretions and organic debris of roots within a rhizosphere.

8.

What do you mean by quantitative scarcity of water 0?

Answer»

Quantitative SCARCITY of WATER refers to the decreasement of quantity of water YouTube its DEGRADATION, spoilage and wastage.

these scarcity of water leads to major problems AMONGST the peoples

9.

What are yhe traditional mathods of rainwater harvesting scarcity of water 0?

Answer»

There are a LOT of METHODS
1. Johad
2. Khadin
3.Tanka
4..Pond
5.Lakes
etc.

10.

What can be achieved and prevented by avoiding somking and alcoholism?

Answer» ACHIEVEMENTS: PEACE, Reputation, Economic stability,etc.
Prevented: Death for a PERIOD of time.
11.

What are the two activities we canot do with warer?

Answer»

we can not BURN FIRE with WATER and we can not EXTINGUISH fire of CURRENT with water

12.

What are the teo kinds ofnaturalresources andexplain giving examples?

Answer»

Natural RESOURCES are DIVIDED into two types biotic and ABIOTIC resources example WOULD be fossil fuels LIKE coal and petroleum and for abiotic examples are water gold etc

13.

Write different between manification of denitrification

Answer»

HELLO DEAR


HERE IS YOUR ANSWER

=====================




Nitrification is when the ammonia is converted back to NITRATES. This process is done by soil living bacteria and other nitrifyingbacteria. Denitrification is when the nitrates are reduced back into the nitrogen gas atmosphere, which COMPLETES the nitrogen cycle.

HOPE THISE HELPS

14.

Small vesicles associated with plasma membranr in bacteria which perform photosynthesis

Answer»

The SMALL vesicles ASSOCIATED with plasma membrane in bacteria and PERFORM photosynthesis MODE of nutrition are polysaccharides that contains photosynthetic PIGMENTS

15.

What changes take place in cell wall at the time of fruit ripening

Answer» DEGRADATION of 2° CELL Wall.Ligine,SUBERIN,ETC are DEGRADED
16.

Name the chemical present in cell wall of plant cell

Answer»

Composition. In the primary (growing)plant cell WALL, the major CARBOHYDRATES are cellulose, hemicellulose and pectin. The cellulose MICROFIBRILS are linked via hemicellulosic tethers to form the cellulose-hemicellulose network, which is EMBEDDED in the pectin matrix.

17.

consists of a nano-sized crystal of a magnetic iron mineral which is enveloped by a lipid bilayer membrane.

Answer»

Ecology, Diversity, and Evolution of Magnetotactic Bacteria

Christopher T. Lefèvre and Dennis A. Bazylinski

Additional article information

ABSTRACT

SUMMARY

Magnetotactic bacteria (MTB) are WIDESPREAD, motile, diverse prokaryotes that biomineralize a unique organelle called the magnetosome. Magnetosomes consist of a nano-sized crystal of a magnetic iron mineral that is enveloped by a lipid BILAYER MEMBRANE. In cells of almost all MTB, magnetosomes are organized as a well-ordered chain. The magnetosome chain causes the cell to behave like a motile, miniature compass needle where the cell aligns and swims parallel to magnetic field lines. MTB are FOUND in almost all types of aquatic environments, where they can account for an important part of the bacterial biomass. The genes responsible for magnetosome biomineralization are organized as clusters in the genomes of MTB, in some as a magnetosome genomic island. The functions of a number of magnetosome genes and their associated proteins in magnetosome synthesis and construction of the magnetosome chain have now been elucidated. The origin of magnetotaxis appears to be monophyletic; that is, it developed in a common ancestor to all MTB, although horizontal gene transfer of magnetosome genes also appears to play a role in their distribution. The purpose of this review, based on recent progress in this field, is focused on the diversity and the ecology of the MTB and also the evolution and transfer of the molecular determinants involved in magnetosome formation.

INTRODUCTION

Magnetotactic bacteria (MTB) are aquatic prokaryotes whose direction of motility is directed by the Earth's geomagnetic and externally applied magnetic fields (1). These ubiquitous microorganisms represent a morphologically, phylogenetically, and physiologically diverse group of Gram-negative bacteria that biomineralize unique organelles called magnetosomes, which are responsible for the cells' magnetotactic behavior, which is referred to as magnetotaxis (2). Magnetosomes consist of magnetic mineral crystals, either magnetite (Fe3O4) or greigite (Fe3S4), enveloped by a bilayer membrane composed mostly of phospholipids, called the magnetosome membrane, that contains a number of proteins not present in the cytoplasmic and outer membranes (OMs) and are unique to MTB (3, 4). Although magnetosome magnetite and greigite crystals can have different morphologies, mature crystals of both minerals generally lie within the single-magnetic-domain size range, about 35 to 120 nm, in which they have the highest possible magnetic MOMENT per unit volume

18.

Composition and biological activity of triterpenes and steroids from inonotus obliquus (chaga

Answer»

Data on the chemical composition of triterpenic and steroid compounds, isolated from the chaga mushroom grown in natural environment or in a synthetic culture have been summarized. Special attention has been paid to the BIOLOGICAL activity of chaga mushroom extracts and these PARTICULAR compounds against various cancer cell LINES in vitro and in vivo. This analysis has DEMONSTRATED some common features in inhibition of growth of various cell lines by chaga mushroom components. In this context, the most active are triterpene compounds containing OH group at C-22 and a side chain unsaturated BOND

19.

What are the names of future shoot and future root in a germinating seed?

Answer»

The radicle FORMS the ROOT and the plumule forms the shoot from the seed of a plant

20.

Question which structure of nervous system is responsible for reflex action?

Answer»

Interneurons CONNECT sensory and motor neurons to the brain and SPINAL CORD; they act as connectors to formneural circuits and are involved with reflex actions and HIGHER brain functions like decision-making.

21.

What are the reason for declining rice and wheat yeuld?

Answer»

However recently the rice and wheat YIELD is declining due to following factors:
FALL in water table (e.g. Punjab) leading to water shortage for irrigation.
• Use of excessive chemical pesticides IMPACTING soil yield.
• Intensive water irrigation is some AREAS causing alkaline soil.
• Pests developing resistance to pesticides.
GROWING of same crops causing depletion of essential nutrients for rice and wheat.

22.

Define a reflex? ( in biology )

Answer»

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➡️. Answer
____________

=> REFLEX means sudden action of body PARTS which is GOVERNED by spinal CORD rather than brain.

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23.

Why cell wall becomes impermeable for water

Answer»

It happens because of "lignin." Lignin is part of the CELL WALL that deposits the cell walls of many plants. It provides support and water RESISTANCE so that the pressure remains INTACT within the cells of the plant. The cell needs water to survive and the cell wall is what protects it from viruses that COULD get in the cell and kill the cell or infect it and make the person sick. The cell gets water in the cell by using the Lignin which helps get water into the cell.


Hope this helps!

24.

How many meningess cover the brain? Spinal cord is the extension of which part of the brain?

Answer»

Spinal CHORD is the extension of MEDULLA oblongata,the PART of hind brain

25.

Ribosomes are made of

Answer» RIBOSOMES consist of two major COMPONENTS: the SMALL RIBOSOMAL subunits, which read the RNA, and the large subunits, which join amino acids to form a polypeptide chain. Each subunit comprises one or more ribosomal RNA (rRNA) molecules and a variety of ribosomal proteins (r-protein or rProtein).
26.

Large onion type receptors that are found deep in dermis and in subcutaneous tissue

Answer» YES it is TRUE that large Union type receptors that are found DEEP in dermis and in subcutaneous tissue
27.

Percolation rate of water in soil formula

Answer» PERCOLATION rate of WATER is equal to Divide the time interval by the drop in water level to determine the percolation rate in minutes per inch (MPI). Examples: If the drop in water level is 5/8 inch in 30 minutes, the percolation rate is. If the drop is 2 1/2 inches in 10 minutes, then the percolation rate is
28.

Water of a river has been channelized to use it for irrigation fields is called

Answer»

Water of river has been channelized to use it for irrigation field. this is called as water CANAL irrigation that is being USED for the production of CROPS. and it is the best METHOD of irrigation

29.

Bacteria and tapeworm are very different in body design .explain

Answer»

Bacteria and tapeworm are very different in body design as they BELONG to different PHYLUM as well as tape forms body is SEGMENTED and MULTICELLULAR where is Bacteria is unicellular Eukaryotic ORGANISM

30.

Relationship between parasitic infection and anemia

Answer»

Hey , RELATIONSHIP between PARASITIC INFECTION and anemia is that they both are related to BLOOD

31.

Describe the embryonic development of a zygote upto its implantation in humans

Answer»

Implantation MEANS to use for implants for EXAMPLE COPPER 360 use for to release cu2+ions and kill for SPERMS to control for pregnancy

32.

Ques.Name the respiratory pigment in 1. Fish 2.man 3. Cockroach Good night friends......

Answer»

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➡️. RESPIRATORY pigments name given below :

1. FISH : HEMOGLOBIN

2. MAN : Hemoglobin

3. Cockroach : Absent

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33.

Ques. Explain why, a plant may die if its roots remain waterlogged for a long time?

Answer»

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➡️. Answer
____________

=> Plant may die because WATERLOGGING will prevent the exchange of respiratory gases and CONSEQUENTLY the respiration will GET obstructed show a plant image I if its roots remain waterlogged for a LONG time.

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34.

Visual stimulus where pathways in the brain are mainly

Answer» APPLIED Anatomy of Visual Pathway. Thevisual pathway is the pathway over which avisual sensation is transmitted from the RETINA to the brain. This includes a CORNEA and lens that focuses images on the retina, and NERVE fibers that CARRY the visualsensations from the retina through the optic nerve.
35.

Which parts of roots is involved in the exchange of respiratory gases?

Answer»

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➡️. Answer
___________

=> root hairs is the part of roots is involved in the exchange of respiratory gases In plants and they are ALSO help in MINERALS transportation.

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36.

Recently introduced human virus and their cause and function

Answer»

Viruses GET a bad RAP, but they also perform many important functions for humans, plants, animals, and the environment. ... When most PEOPLE HEAR the word "virus," they think of disease-causing (pathogenic)viruses such as the common cold, influenza, chickenpox, HUMAN immunodeficiency virus(HIV), and others.

37.

What do you mean by term protoplast

Answer»

The protoplasm of a LIVING plant or BACTERIAL cell whose cell WALL has been removed.

38.

Micro examination of urine green bacteria

Answer»

HELLO DEAR STUDENT

HERE IS YOUR ANSWER


_______/_//_/____________





the STRIP test for leukocytes is positive, clinical SIGNS POINT to a disease of kidney or urinary tract, controlexamination of patients with nephrologic or urologic diseases. Corpuscular elements in urine are investigated by microscopic examination of urine sediment, and nowadays also by flow CYTOMETRY

39.

Tropic of cancer passes through five countries of asia name the

Answer»

INDIA

China

Saudi Arabia

Oman

Myanmar

UAE

40.

Tropic of cancer passes through which districts of rajasthan

Answer» TROPIC of CANCER PASSES through Bhanswara DISTRICT of RAJASTHAN
41.

Binary fission in amoeba showing 4stages

Answer»

Binary FISSION in amoeba

Binary fission is asexual; the organism splits directly into two EQUAL -sized offsprings,each with a copy of the parent's genetic material. Binary fission is a COMMON type of REPRODUCTION in single-celled organisms.

1) Chromsome is replicated
2) The Chromsome Splits into Daughter Strands
3) Cytokinesis splits the Amoeba into two daughters. This process is the cytoplam concaving (PINCHING) together on the equatorial line
4) Two Amoebas with identical DNA

42.

Treatment for anemia in pregnancy according to its classification

Answer» HIGH in IRON and folicacid DIET
43.

Doctor examine kshitijas blood report and side that she did not have the required level of hemoglobin.when question how you put the doctor to known about the effect of low level ham

Answer» DUE to DEFICIENCY LIKE ANAEMIA
44.

Q10. what is the name of india's national aquatic animal? (a) river dolphin (b) crocodile (c) katla fish (d) green frog

Answer»

River DOLPHINS which are also known as Gigantic Dolphins are the NATIONAL AQUATIC ANIMAL of INDIA.

45.

What are lenticels? explain it in two lines

Answer»

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➡️. Lenticels
_____________

=> Lenticels are SMALL OPENINGS, which are FORMED in BODY and older STEMS for the exchange of respiratory gases.

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46.

Name the pores in a leaf through which respiratory exchange of gases takes place?

Answer»

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➡️. ANSWER
____________

=> STOMATA are the PORES in a LEAF through which respiratory EXCHANGE of gases takes place.

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47.

If a car at rest accelerates uniformly to a speed of 144 km/ hr in 2s it covers a distance of?

Answer»

Distance=speed/time
144/2=72

48.

Why are the hormones released directly into the blood stream?

Answer»

Endocrine GLANDS, such as the PANCREAS and thyroid GLAND, use THEBLOODSTREAM to monitor the body's internal environment and tocommunicate with each other throughsubstances called hormones, which are released into the BLOODSTREAM.

49.

Name the areas anybody stem through which respiratory exchange of gases takes place?

Answer»

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❤.answer=> the area has ANYBODY stem through which respiratory exchange of GASES TAKE place are lenticels.

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50.

What is diaphragm? Explain it.

Answer»

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➡️. Diaphragm
______________

=> diaphragm is a muscular partition between THORACIC and abdominal cavity in mammalian animals, and plays an IMPORTANT ROLE in the mechanical process KNOWN as breathing.

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