Explore topic-wise InterviewSolutions in Current Affairs.

Consider the following pedigree over four generations and mark the correct answer below about the inheritance of haemophilia.

Which of the following does not follow the scalar chain?

(a) Functional structure

(b) Divisional structure

(c) Formal organisation

(d) Informal organisation.

Hydrophytic plant but not showing hydrophily in the given options

Name the hormones involved in regulation of spermatogenesis.

Mammals have teeth of this type:

In breathing movements, air volume can be estimated by

(a) stethoscope

(b) hygrometer

(c) sphygmomanometer

(d) spirometer

Sleeping sickness is caused by Trypanosoma. Who is the carrier?

Which one of the following growth regulators is known as stress hormone?

The net electric charge on DNA and histones is

Which of the following could be a strategy to overcome short-term or localized stressful external conditions?

In which structure of protein, the polypeptide chain forms all possible hydrogen bonds by twisting into right handed screw?

What is the rate law for a second order reaction: 2A → Products

The excretory organs in an earthworm are :
(a) nephridia
(b) nephrons
(c) raphides
(d) ureters

Biocatalysts were found accidently in yeast extract by

Which, of the following secretes neurohormones?

Which of the following could be compared to soldiers?

This statement is not true :

It is the presence of ________ that defines if a compound is organic or not.

Restriction endonucleases are enzymes that are used by biotechnologists to

Which one of the following is correctly matched?

Which of the following classes do bony fishes belong to?

List all the wastes that you generate, at home school or during your trips to other places could you very easily reduce? Which would be difficult or rather impossible to reduce ?

Distinguish between the following

(a) Prostomium and peristomium

(b) Septal nephridium and pharyngeal nephridium

A gamete normally contains

The pyramid of energy in a terrestrial ecosystem is

Energy flow in an ecosystem is _____ .

Which is an effective method to control mosquito breeding?

Statement 1: Nuclear membrane and the endoplasmic reticulum were originally formed from the invaginations of the cell membrane.
Statement 2: Mitochondria and chloroplast are the results of a symbiotic association of bacteria with primitive pre-eukaryotic cells.

What cell are responcible for production of thrombocytes

Which of these amino acids is NOT a hydrophilic amino acid?

Correct the following statements if there is any mistake.

(a) The four nitrogenous bases in the DNA are Guanine, Thiamine, Adrenaline and Cytosine.

(b) Genes are specific sequences of bases on a chromosome.

(c) A nucleotide is composed of a sulphate, a sugar, (pentose) and a nitrogenous base.

(d) Nucleosomes are groups of cysteine molecules surrounded by DNA strands.

(e) If there are 46 chromosomes in a cell, there will be 23 chromatin fibres inside the nucleus during interphase.

Differentiate between the following:

(a) Dominance and Recessive

(b) Homozygous and Heterozygous

(c) Monohybrid and Dihybrid

Sharks have a higher ratio of cartilage mass to body mass than any other organism. They also have a greater resistance to cancer than any other organism. Shark cartilage contains a substance that inhibits tumor growth by stopping the development of a new blood network. In the past 20 years, none of the responses among terminal cancer patients to various therapeutic measures has been more positive than the response among those who consumed shark cartilage.

If the claims made above are true, then each of the following could be true EXCEPT:

A gamete normally contains ___.

In India, we find mangoes with different flavours, colours, fibre content, sugar content and even shelf life. Such large variation is on account of

When a substrate is being metabolised, why does not all the energy that is produced get released in one step. It is released in multiple steps. What is the advantage of step-wise release?

Jaya and Ratna varieties of rice are derived from