Biology Related Facts: Questions and Answers

Here we are listing some biology facts with the help of some questions and answers. This will prove to be very useful for your exams like SSC, Railway and other exams. We don’t give much attention in Science preparation. But the reality is that science questions play a major role to decide your failure and success in exam. Specially questions from biology are asked very often in exams. So here we are giving a list of questions and answers of biology that are most important for your upcoming exam.

List of some Biology facts, questions and answers

1–A chemical change in DNA molecule is called mutation.
2–Glycogen acts as a shortterm food reserve in animals.
3–Estrogen is a female sex hormone.
4–The enzyme amylase aids in the digestion of starch.
5–ATP synthesis takes place in mitochondria.
6–60%- 65% (Men) & 50- 60% (women) of the body weight of a human is water
7–Adipose tissue in human being is present below dermis.
8–The tough transparent membrane that protects the eye ball is called cornea.
9–Energy is produced in human body by Carbohydrates.
10–Cell wall and vacuoles are present in a plant cell but are absent in an animal cell.
11–Sugar is the product of the dark reactions of photosynthesis.
12–Melvin Kelvin was awarded Nobel Prize for his work on Photosynthesis
13–Chlorophyll contains magnesium in granae.
14–The largest flower in the world is Refflessia and the smallest one is wolfessia.
15–Penicillin is obtained from penicillium Notatum.
16–Reserpine derived from the plant ‘serpentine’ is used to alleviate high blood pressure.
17–Plants, living in acidic soils, are called oxalophytes.
18–Bile is produced in liver and stored in gallbladder.
19–The smallest bone, lies stapes is found in the human ear.
20–Enzymes are basically proteins.
21–Mitochondria is called the ‘power house of the cell’
22–Pancreas is both an endocrine and exocrine gland.
23–Seedless fruits are formed by parthenogenesis.
24–Simple plants that contain no chlorophyll are called fungi.
25–Spirogyra is commonly known as ‘pond silk’
26–The longest muscle in the human body is found in thigh.
27–In some leaves, the outermost layer of cells secrets continuous waxy layer, called cuticle.
28–In a leaf, the opening between two guard cells is stomata.
29–Gibberellins are responsible for cell elongation.
30–The chemical name of chlorophyll is magnesium Dihydro prophysin.

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