List of top Biology Questions

Respiration results in ___________.

Why plants can get along without the need for specialized respiratory organs?

Which one of the following is a non-communicable disease?

Clones are:

Darwin finches differ with each other on the basis of:

Which of the following diseases spreads through infected needles or blood transfusion?

Which of the following statements is incorrect with respect to alpha-thalassemia?

The annual net primary productivity of the biosphere is approximately

The sequence of communities of primary succession in water is

Match the type of adaptation given in List-I with their examples given in List-II. Select the option showing correct combination.

List-1 (Types of adaptation)		List-II (Examples)
1	Biochemical adaptation	p	Desert lizards
2	Behavioural adaptation	q	Deep sea fishes
3	Physiological adaptation	r	Opuntia
4	Morphological adaptation	s	Kangaroo rats

Choose the correct option from the following:

enzyme

Mule is the result of

Match the nutrients given in List-I with the source in List-II:

List I		List II
1	Vitamin A	p	Bitter gourd
2	Single cell protein	q	Beans
3	Vitamin C	r	Carrots
4	Protein	s	Spirulina spp

Choose the correct option from the following:

Read the following statements:
Statement I: Morphine is obtained by acetylation of Heroin.
Statement II: Cannabinoids are known for their effect on cardiovascular system
Which of the following options is correct with reference to these statements?

The chemical substances which are produced by some microbes which can kill or retard the growth of other microbes are known as

Identify the bacterial disease among the following:

Select the correct statement from the following:

Find the incorrect statement among the following:

Stanley Miller simulated the conditions of pre – biotic earth using spark – discharge apparatus. Which organic compounds were observed by him on analysing the end product of his experiment?

The genotype ratio of incomplete dominance is

Test cross in pea plant is

The principle of vaccination is based on which property of immune system?

Most ape - like ancestral primate was

In a dihybrid cross between a true breeding round yellow seeded and true breeding wrinkled green seeded pea plant, the ratio of segregation of round and wrinkled seed traits in $F_2$ is

The process in which a small part of the vas deferens is removed or tied up through a small incision, is called