NEET Test Series-2021 to 2022 — Quiz

NEET Biology MCQS Mock Test Paper 17

50 questions · Test your knowledge

1 DNA fingerprinting recognizes the differences in
2 This force can stabilize a DNA double-helix 
3 In this type of DNA replication; of the two newly formed molecules; one is purely a new one and the other is an old one
4  The process of DNA replication is affected by an enzyme known as
5  A DNA molecule in which both strands have radioactive thymidine is permitted to replicate in an environment that contains non-radioactive thymidine. What is the right number of DNA molecules which possess some radioactive thymidine post three duplications?
6 If the DNA strand has nitrogenous base sequence ATTGCC; the mRNA will have?
7 The type of coiling in DNA is
8 In DNA; the enzyme which breaks the H2 bonds is
9  The total DNA comprises what amount of cytoplasmic DNA in cells?
10 The bases are held together in a DNA double helix by hydrogen bonds. These bonds are
11 This factor contributes to the carbon cycle
12 The source of carbon to plants in the carbon cycle is
13 The role of bacteria in the carbon cycle is
14 In the carbon cycle; the human body returns carbon to the atmosphere through this way:
15 Respiration and photosynthesis are central to this process
16 The difference between the phosphorous cycle and carbon cycle lies in the fact that
17 Most of the global warming is due to the perturbation of which of these cycles?
18 This carbon isotope is radioactive and very rare
19 By this method; the majority of carbon moves from the lithosphere to the atmosphere
20 These entities sequester most carbon from the atmosphere
21 The stimulation of a muscle fibre by a motor neuron occurs at the
22 An injury sustained by the hypothalamus is most likely to interrupt
23 In humans; the Alzheimer disease is linked with the deficiency of
24 What is the person with these symptoms suffering from? Outbursts of emotions; unpredictable moods; quarrelsome behaviour; conflicts with others
25 Even after the brain of a frog has been crushed; it still responds to a pinch on the leg by drawing it away. This act is an example of
26 Which of these functions will be affected if the medulla oblongata is damaged?
27 This part of the human brain is also known as the emotional brain
28  This is the outermost cranial appendage
29 This cranial meninges is in close proximity of the brain tissue
30 This statement is not associated with midbrain
31  Entities exhibiting properties of both non-living and living are:
32 This has a smaller intestine
33  Which of these substances is transported by the blood plasma?
34 Here; the maximum exchange of material between blood and surrounding cells takes place
35 In photosynthesis; the chlorophyll is used for
36  The enzymes found in intestinal juice finally convert
37 The respiratory pigment in human beings is
38 This structure guards the opening of the hepatopancreatic duct into the duodenum
39 Pick the correct one
40  Reduction of blood pH will
41 In which of the following groups would you place a plant that produces spores; lacks seeds and has vascular tissue?
42 In Pteridophytes; the dominant generation is
43  Reduction division in pteridophytes occurs in
44 Prothallus represents
45  Pteridophytes and Bryophytes differ in having
46  Which of the following is deemed to be vital in the development of seed habit?
47  Sporophytic and gametophytic phases are independent in
48  ‘Club moss’ belongs to
49 Phloem is without ___________ in pteridophytes
50 This group does not have seeds but has vascular tissues and produces spores
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