General Science — Biology — 30Q Speed Round

Question 1

Mushrooms belong to:‌​‍

Accepted Answer

Fungi — Mushrooms are fungi — they are neither plants nor animals. ‌​‍They decompose organic matter.

Answer

Plants

Answer

Animals

Answer

Bacteria

Question 2

Total bones in an adult human:‌​‍

Accepted Answer

206 — Adults have 206 bones. Babies have ~270 (many fuse during growth).‌​‍

Answer

196

Answer

216

Answer

300

Question 3

Vitamin B1 deficiency:‌​‍

Accepted Answer

Beriberi — Beriberi. Thiamine. Source: cereals, pulses.‌​‍

Answer

Scurvy

Answer

Night blindness

Answer

Rickets

Question 4

The basic unit of classification is:‌​‍

Accepted Answer

Species — Species is the basic unit of biological classification. ‌​‍Hierarchy: Kingdom > Phylum > Class > Order > Family > Genus > Species.

Answer

Kingdom

Answer

Genus

Answer

Family

Question 5

Osteoporosis is related to:‌​‍

Accepted Answer

Bones — Osteoporosis = weakening of bones due to loss of calcium. ‌​‍Common in elderly women.

Answer

Muscles

Answer

Nerves

Answer

Blood

Question 6

Iodine deficiency:‌​‍

Accepted Answer

Goitre — Goitre (thyroid swelling). Iodised salt prevents it.‌​‍

Answer

Anaemia

Answer

Diabetes

Answer

Rickets

Question 7

The longest cell in the human body is:‌​‍

Accepted Answer

Nerve cell (Neuron) — Neurons can be over 1 metre long (e.g., from spine to toe).‌​‍

Answer

RBC

Answer

WBC

Answer

Muscle cell

Question 8

Fluoride deficiency:‌​‍

Accepted Answer

Tooth decay — Fluoride strengthens tooth enamel. Deficiency = dental cavities.‌​‍

Answer

Anaemia

Answer

Goitre

Answer

Night blindness

Question 9

The part of the plant that absorbs water from soil is:‌​‍

Accepted Answer

Root — Root hairs absorb water and minerals from the soil through osmosis.‌​‍

Answer

Stem

Answer

Leaf

Answer

Flower

Question 10

Fat-soluble vitamins:‌​‍

Accepted Answer

A, D, E, K — A, D, E, K are fat-soluble. B, C are water-soluble.‌​‍

Answer

B and C

Answer

Only A

Answer

Only D

Question 11

Cell wall is found in:‌​‍

Accepted Answer

Plant cells only — Plant cells have a rigid cell wall (made of cellulose) outside the cell membrane. ‌​‍Animal cells don't.

Answer

Animal cells only

Answer

Both

Answer

Neither

Question 12

Adrenaline is called the:‌​‍

Accepted Answer

Fight or flight hormone — Adrenaline (epinephrine) is the 'fight or flight' hormone, released during stress.‌​‍

Answer

Sleep hormone

Answer

Growth hormone

Answer

Love hormone

Question 13

Vitamin K is for:‌​‍

Accepted Answer

Blood clotting — Blood clotting. Source: green leafy vegetables.‌​‍

Answer

Vision

Answer

Energy

Answer

Bone strength

Question 14

The master gland of the body is:‌​‍

Accepted Answer

Pituitary — Pituitary gland controls other glands; located at the base of the brain.‌​‍

Answer

Thyroid

Answer

Pancreas

Answer

Adrenal

Question 15

Iron deficiency:‌​‍

Accepted Answer

Anaemia — Anaemia (low haemoglobin).‌​‍

Answer

Goitre

Answer

Diabetes

Answer

Scurvy

Question 16

Vitamin C deficiency:‌​‍

Accepted Answer

Scurvy — Scurvy. Ascorbic acid. Source: citrus, amla.‌​‍

Answer

Beriberi

Answer

Night blindness

Answer

Rickets

Question 17

Vitamin B12 deficiency:‌​‍

Accepted Answer

Anaemia — Pernicious anaemia. Cobalamin. Source: meat, eggs.‌​‍

Answer

Night blindness

Answer

Scurvy

Answer

Beriberi

Question 18

The male reproductive part of a flower is:‌​‍

Accepted Answer

Stamen — Stamen (anther + filament) is the male part. ‌​‍Pistil (stigma + style + ovary) is the female part.

Answer

Pistil

Answer

Petal

Answer

Sepal

Question 19

Vitamin E is also called:‌​‍

Accepted Answer

Tocopherol — Tocopherol. Deficiency = sterility.‌​‍

Answer

Retinol

Answer

Calciferol

Answer

Thiamine

Question 20

Vitamin A deficiency:‌​‍

Accepted Answer

Night blindness — Night blindness. Source: carrot, papaya, milk.‌​‍

Answer

Scurvy

Answer

Beriberi

Answer

Rickets

Question 21

Nitrogen fixation is done by:‌​‍

Accepted Answer

Rhizobium bacteria — Rhizobium bacteria in root nodules of leguminous plants fix atmospheric nitrogen into usable form.‌​‍

Answer

All plants

Answer

Animals

Answer

Fungi only

Question 22

Vitamin D deficiency:‌​‍

Accepted Answer

Rickets — Rickets (children). Source: sunlight, fish.‌​‍

Answer

Scurvy

Answer

Beriberi

Answer

Night blindness

Question 23

Protein deficiency in children:‌​‍

Accepted Answer

Both B and C — Kwashiorkor (protein) and Marasmus (protein + calories).‌​‍

Answer

Scurvy

Answer

Kwashiorkor

Answer

Marasmus

Question 24

Growth hormone is secreted by:‌​‍

Accepted Answer

Pituitary — The anterior pituitary gland secretes growth hormone (somatotropin).‌​‍

Answer

Thyroid

Answer

Pancreas

Answer

Adrenal

Question 25

Sunshine vitamin:‌​‍

Accepted Answer

D — Vitamin D — synthesised from sunlight.‌​‍

Answer

A

Answer

B

Answer

C

General Science — Biology — 30Q Speed Round