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.

Why cell is basic unit of life? ​

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ANSWER:

CELLS are CONSIDERED the basic units of life in part because they come in discrete and easily recognizable packages. That's because all cells are surrounded by a structure called the cell membrane — which, much like the walls of a house, SERVES as a clear boundary between the cell's internal and external environments

2.

Comment on inability to roll the tongue pedigree chart​

Answer»

Explanation:

A pedigree chart is a flowchart or a diagrammatic representation prepared to exhibit the occurrence and appearance or PHENOTYPES of a particular gene or organism along with its ancestors from one GENERATION to the next generation.

In the pedigree chart, males are represented by a square and a circle represents the females.

Also Read: Pedigree Analysis

Here is a simple experiment on how to prepare and ANALYSE the pedigree charts.

Aim

To prepare and analyse the pedigree charts.

Requirements

Information about traits in a family for more than one generation.

Procedure

1. Select a family with anyone of the monogenic traits like rolling of tongue, blood groups, ear lobes, widow’s PEAK and colour blindness.

2. Ask the person exhibiting the trait as to who in his/ her family has the trait in question.

3. Prepare a pedigree chart on the basis of the information collected, using appropriate symbols.

4. Examine the pedigree chart carefully to FIND out whether the disease is autosomal recessive, autosomal dominant, X-linked dominant or recessive and Y-linked dominant or recessive.

3.

How spindles are formed in plant cell?

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EXPLANATION:

They consist of fibres wherein the replicated chromosomes link at their centromeres. These SPINDLE fibres are later functional in pulling apart the sister chromatids to the opposite poles so that EVENTUALLY the two NEW daughter cells that have FORMED will each possess a set of chromosomes.

4.

Which one is not a partial flooding of Soil Water

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ANSWER:

giosjcchzxjkd the IDEA of what we should have been TRYING to become a in a leader in ONLINE hotel

5.

Both the epithelil lining of the following set aur similar in nature1) alveolar epithelium and vaginal epithelium 2) buccal epithelium and pct layer 3) colemoic epithelium and podocyte layer4) all of these ​

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ANSWER:

AL of these 4TH part

Explanation:

all of these

6.

A DNA is 102 armstrong long then find out total number of base in the segment and if the strand contains 20% adenine then find out:the total number of base and total number of Adenine, Guanine, Cytosine,Thymine.Find out the total number of Hydrogen bond in that DNA segment.[Molecular Basis of Inheritance, Class XII]NO IRRELEVANT ANSWER​

Answer»

EXPLANATION:

bjsjedf Siddiqui isotropic CG KEEP OXIDATION of so LDP is so epizootic

7.

Ram mein sammanit vyavastha manushya ka swasan dar prati minut kitna hota hai

Answer»
  • The MOVEMENT of the continents in the continental drift hypothesis CAUSES the land to rise or FALL. The earth's crust is DYNAMIC and it is constantly moving slowly. If the continent rises, the sea level decreases and if the continent GOES downward, sea level rises.
8.

Both the epithelil lining of the following set aur similar in nature​

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ANSWER:

Electromagnetic INDUCTION is the PROCESS of using magnetic fields to produce VOLTAGE, and in a closed circuit, a current. So how much voltage (emf) can be induced into the coil using just magnetism.

Hope It Helps You

9.

Maize grains contain protease enzymes. Suggest why is it important for these enzymes do not contaminate the glucose syrup​

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ANSWER:

PROTEASE is a ENZYME that DIGESTS proteins.

Glucose is a CARBOHYDRATE.

10.

What are methanogens ?

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Answer:

a methane-producing BACTERIUM, ESPECIALLY an ARCHAEAN which reduces CARBON DIOXIDE to methane.

11.

Aprophytes. Are called scavengers

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Answer:

Explanation:

SAPROPHYTES feed on dead and decaying organisms only and not in LIVING organisms. ... They DECOMPOSE the organic wastes and dead plants and ANIMALS into simple substances and clean up the environment. That is why they are known as scavengers.

12.

Draw a label diagram of pistil showing thefollowing parts​

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ANSWER:

Follow

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13.

Kathal ka local name botanical name family or use​

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Answer:

The JACKFRUIT (Artocarpus heterophyllus), also known as JACK TREE, is a SPECIES of tree in the fig, mulberry, and BREADFRUIT family (Moraceae).

...

Jackfruit

Family: Moraceae

Genus: Artocarpus

Species: A. heterophyllus

Binomial name

14.

Write the three laws given by kepler. How did they help newtno to arrive at the inverse square law of gravity

Answer»

ANSWER:

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Explanation:

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15.

What is definition of dispersion of light​

Answer»

definition of dispersion of light.

In optics, dispersion is the PHENOMENON in which the phase velocity of a wave depends on its FREQUENCY. Media having this COMMON property may be termed dispersive media. Sometimes the term chromatic dispersion is USED for specificity.

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16.

Explain the terms thermophiles, halophiles, extremophiles

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A thermophile is an ORGANISM that THRIVES at relatively HIGH temperatures between 41 and 122 degree C

17.

What kind of help does Locomotion have

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ANSWER:

Locomotion helps us to MOVE from place to other. In general, animals require locomotion for defence, searching for food and shelter. The locomotory MOVEMENT is the coordinated movement of various bones, tissues and joints such as cartilage, muscles, BONE, ligaments, and tendons, ETC.

18.

Different nutritional categories of bacteria and protoctist

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EXPLANATION:

Bacteria. a) Photoautotrophs. The bacteria of this group gets energy from the light of sun. ...

In PROTISTA. They obtain nutrition by both autotrophic and heterotrophic modes. douwdek0 and 11 more USERS found this answer HELPFUL.

19.

Define Nitrogen fixation?​

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Answer:

the chemical processes by which atmospheric NITROGEN is ASSIMILATED into ORGANIC compounds, especially by certain MICROORGANISMS as part of the nitrogen CYCLE.

20.

नेफ्रॉन को डायलिसिस थैली क्यों कहा जाता है​

Answer»

ANSWER:

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how are you

21.

What type of biology should I study?​

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  • ANATOMY, biophysics, cell and MOLECULAR biology, COMPUTATIONAL biology, ECOLOGY and evolution, environmental biology, forensic biology, genetics, marine biology, MICROBIOLOGY, molecular biosciences, natural science, neurobiology, physiology, zoology and many others.
22.

Diagram of a light / photometer

Answer»

ANSWER:

hope U LIKE my answer

Explanation:

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23.

Pick the odd one outRosePotatoCorn Rysobyllum

Answer»

ROSE I THINK soo

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24.

What name is given to a group of cells with similar structure and function

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Explanation:

A group of cells of SIMILAR origin that are structurally similar and perform a particular function are called TISSUE e.g., NERVOUS tissues, BLOOD, etc.

25.

2 examples of DNA fingerprinting

Answer»

ANSWER:

Hope u LIKE my answer

Explanation:

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26.

Find odd one out nose , trachea , larynx , lungs , stomach

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Answer:

stomach

Explanation:

because NOSE, trachea, larynx and LUNGS are the PART of respiratory system and stomach is the part of DIGESTIVE system.

27.

2. Give five differences between plant tissues and animal tissues,

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Answer:

Animal tissue:-

1.) These are complex in structure.

2.) They does not have cell wall.

3.) Requires more ENERGY because ANIMALS shows movement.

4.) All TISSUES are living.

5.) Growth is uniform all over the body.

Plant tissue:-

1.) These simpler in structure.

2.) They have cell wall.

3.) Requires LESS energy because does not move.

4.) Some tissues are living and some are dead

5.) Growth is only at the tips of the plant.

28.

The anther in hibiscus are

Answer»

ANSWER:

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Explanation:

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29.

Define process of excreation in animal​

Answer»

Answer

Excretion, the process by which animals rid themselves of waste products and of the nitrogenous by-products of metabolism. Through excretion organisms CONTROL osmotic pressure—the balance between inorganic ions and water—and maintain acid-base balance. The process thus promotes homeostasis, the constancy of the ORGANISM's INTERNAL environment

Hope it helps

30.

What are the 3 main branches of biology?​

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  • There are three major BRANCHES of biology – botany, zoology and microbiology. Botany is the BRANCH of biology which DEALS with the study of different aspects of plants. Theophrastus is known as the FATHER of Botany. Zoology is the branch of biology connected with the study of different aspects of ANIMALS.
31.

Chitin, a heteropolysaccharide and also a constituent of exoskeleton of arthropods is built up by one of the derivative of glucose called_______ which are linked by______bond.​

Answer»

Answer:

For the village in IRAN, see Chetan, Iran.

Chitin (C8H13O5N)n (/ˈkaɪtɪn/ KY-tin) is a long-chain polymer of N-acetylglucosamine, a derivative of glucose. This POLYSACCHARIDE is a primary component of cell walls in fungi, the exoskeletons of arthropods, such as crustaceans and insects, the radulae of molluscs, cephalopod beaks, and the scales of fish and skin of lissamphibians.[1] The STRUCTURE of chitin is comparable to another polysaccharide, cellulose, forming crystalline nanofibrils or whiskers. It is functionally comparable to the protein keratin. Chitin has proved useful for several medicinal, industrial and biotechnological purposes.

Structure of the chitin molecule, showing two of the N-acetylglucosamine units that repeat to form long chains in β-(1→4)-linkage.

Haworth projection of the chitin molecule.

A close-up of the wing of a LEAFHOPPER; the wing is COMPOSED of chitin.

Explanation:

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32.

What is the study of biology?​

Answer»

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  • BIOLOGY is a natural science concerned with the STUDY of life and living organisms. MODERN biology is a vast and eclectic field composed of many specialized disciplines that study the structure, FUNCTION, growth, distribution, EVOLUTION, or other features of living organisms.
33.

Explain the various methods of In situ conservation of Biodiversity​

Answer»

Answer:

Biodiversity conservation is accomplished in a NUMBER of ways. Ex-situ methods focus on species conservation in botanic gardens, zoos, gene banks, and captive breeding programs. In-situ methods USE conservation areas as "WAREHOUSES" of biological information.

34.

What is the simple definition of biology?​

Answer»

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  • The word biology is DERIVED from the greek words /bios/ meaning /life/ and /logos/ meaning /study/ and is DEFINED as the science of life and living organisms. An organism is a living ENTITY CONSISTING of one cell e.g. BACTERIA, or several cells e.g. animals, plants and fungi.
35.

What is biology ?pls be fast​

Answer»

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  • Biology is the natural science that STUDIES life and living organisms, including their PHYSICAL structure, chemical processes, molecular interactions, physiological mechanisms, development and evolution. Despite the complexity of the science, certain unifying CONCEPTS consolidate it into a SINGLE, coherent field.
36.

1. Answer the following questions.(i) What is meant by the term industry'?​

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Answer:

An industry is a GROUP of companies that are related based on their primary BUSINESS activities. ... INDIVIDUAL companies are generally classified into an industry based on their LARGEST SOURCES of revenue.

37.

._____________is the process of releasing energy by breaking down food.

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ANSWER: respiration

hope it HELPS..

38.

Define ground water - The Water That Seeps Through The Soil And Goes Underground Is Called Groundwater .

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Explanation:

Ground water,water that occurs below the SURFACE of Earth,where it OCCUPIES all or part of void spaces in soils or geologic statra. It is ALSO called subsurface water to distinguish it from surface water, which was found in large bodies like the oceans or lakes or which flows over LAND in STREAMS.

39.

State the equation for process by which several antibiotics are produced

Answer»

Answer:

Antibiotics are CHEMICALS that kill or inhibit the growth of BACTERIA and are used to treat bacterial infections. They are produced in nature by soil bacteria and FUNGI

Antibiotic is a chemical secreted by microorganisms (bacteria or fungi) that kills or hinders the growth of some KINDS of bacteria. Examples. PENICILLIN and streptomycin.

40.

Plates of lorica in dinoflagellates is composed of(1) Cellulose and lignin(2) Hemi-cellulose and pectin(3) Cellulose and pectin(4) Chitin and pectin​

Answer»

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Plates of lorica in dinoflagellates is composed of

(1) CELLULOSE and lignin=✗

(2) Hemi-cellulose and pectin=✗

(3) Cellulose and pectin = =✔

(4) CHITIN and pectin=✗

Cellulose And Pectin

41.

Veins are thin walled and have valves.justify.​

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Answer:

VEINS have thin WALLS because the BLOOD there is no longer under pressure and they have valves to ensure blood FLOW in one direction..

HOPE it helps..

42.

SCIENCE AND TECHNOLOGYSTANDARD NINE​

Answer»

ANSWER:

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43.

Explain the uniceller organism​

Answer»

Explanation:

A UNICELLULAR organism, also known as a single-celled organism, is an organism that consists of a single cell, UNLIKE a MULTICELLULAR organism that consists of multiple cells. Unicellular organisms fall into two GENERAL categories: prokaryotic organisms and eukaryotic organisms.

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44.

28. If father blood group is homozygous A andmother's blood group is heterozygous B.Whatare the possible blood group of children's​

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Answer:

POSSIBLE BLOOD will be homozygous a or heterozygous B

it depend on DNA COPYING that which it will TKAE

45.

Why do roots grow towards the soil?Answer directly

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Answer:

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It is essential for roots to grow down so they can explore the soil and maximise their water uptake. ... SCIENTISTS have LONG speculated that plants bend in RESPONSE to GRAVITY due to the redistribution of the PLANT hormone auxin in the tip of the root.

46.

What is mean by calyciflorae

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Answer:

Calyciflorae is a grouping of plants that is no longer used by botanists. ... The group Calyciflorae was defined as: FLOWERS with sepals united at LEAST at the base (gamosepalous), a "torus" (disc) at the base of the calyx from which the petals and stamens appear to emerge, the OVARY EITHER free or attached to the calyx.

47.

The idea of nuclear model of atom was poposed by

Answer»

Answer:

Ruterford model

Explanation:

RUTHERFORD MODEL, also CALLED Rutherford atomic model, nuclear atom, or planetary model of the atom, description of the structure of ATOMS proposed (1911) by the New Zealand-born physicist Ernest Rutherford.

48.

Antigen antibody reaction in vivo

Answer»

Answer:

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Antigen can react with antibodies in vivo or in vitroin vitro. The in vivo reaction can be beneficial for the organism (immunity), harmful (immunopathological REACTIONS) or indifferent (IMMUNE system tolerates, rather than RESPONDS to the antigen).

49.

What is immune response and it's types described?​

Answer»

Answer:

An immune response is a REACTION which occurs within an organism for the purpose of defending against foreign invaders. ... There are TWO distinct ASPECTS of the immune response, the INNATE and the adaptive, which WORK together to protect against pathogens.

50.

23. Explain the Homozygous genotype of A, Band 0 blood groups.​

Answer»

Answer:

ABO Blood Types

The A and B ALLELES are DOMINANT to the O allele. When both INHERITED alleles are O, the GENOTYPE is homozygous recessive and the blood TYPE is O. ... The antigens on the blood cell are A and the antibodies in the blood plasma are B. Type B: The genotype is either BB or BO