List of top Biology Questions asked in NEET (UG)

Select the correct route for the passage of sperms in male frogs :

Which of the following is made up of dead cells?

Lungs are made up of air-filled sacs, the alveoli. They do not collapse even after forceful expiration, because of:

A disease caused by an autosomal primary non- disjunction is:

Plants which produce characteristic pneumatophores and show vivipary belong to :

Homozygous purelines in cattle can be obtained by

The vascular cambium normally gives rise to

A decrease in blood pressure/volume will not cause the release of

Which one from those given below is the period for Mendel's hybridization experiments?

Which one of the following statements is not valid for aerosols?

Good vision depends on adequate intake of carotene rich food.
Select the best option from the following statements:

1. Vitamin A derivatives are formed from carotene .
2. The photopigments are embedded in the membrane discs of the inner segment.
3. Retinal is a derivative of vitamin A.
4. Retinal is a light absorbing part of all the visual photopigments.

Among the following characters, which one was not considered by Mendel in his experiments on pea?

In Bougainvillea thorns are the modifications of

GnRH, a hypothalamic hormone, needed in reproduction, acts on

Lungs are made up of air-filled sacs the alveoli. They do not collapse even after forceful expiration, because of:

Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen?

Which of the following options gives the correct sequence of events during mitosis?

During DNA replication, Okazaki fragments are used to elongate

Which one of the following statements is correct, with reference to enzymes?

Which of the following are not polymeric?

The region of Biosphere Reserve which is legally protected and where no human activity is allowed is known as

Which of the following is made up of dead cells?

Adult human RBCs are enucleate. Which of the following statement(s) is/are most appropriate explanation for this feature?
(a) They do not need to reproduce
(b) They are somatic cells
(c) They do not metabolize
(d) All their internal space is available for oxygen transport

Attractants and rewards are required for

Which cells of 'Crypts of Lieberkuhn' secrete antibacterial lysozyme?