POINTS TO REMEMBER ZOOLOGY (CBSE/NEET) 2022

POINTS TO REMEMBER

 ZOOLOGY

 

1) Red color of carrot and tomato is due to:
 anthocyanin
2) P.H of human blood is
 7.0
3) Largest organ inside human body is:
Liver
4) Largest organ of human body is:
skin
5) What is celluloses:
Carbohydrates
6) The smallest of all human cells are:
RBCs
7) No of bones in human body is:
206
8) Smallest unit of life is:
Cell
9) Red blood cells have no:
Nucleus
10) White blood cells are also known as:
Leucocytes
11) Red blood cells are also known as:
Erythrocytes
12) Life appeared on earth about:
 3 billion years ago
13) When earth was formed its atomsphere were composed of:
 Water vapour, ammonia and Methane
14) Biochemical organ of life is discovered by:
Oparin
15) Group of cells are termed as:
Tissue
16) Kingdom fungi are known as:
 Decomposer
17) Which cell organelles not participate in cell division:
 Ribosomes
18) Longest bone in human body is:
Femur
19) Shortest bone in human body is:
Stapes
20) Most important food is derived from:
Fruits
21) After human most intelligent mammal is:
Dolphins
22) Prokaryot doesn’t possess:
 Nucleus
23) Eukaryot has a:
Nucleus
24) In bacterial cell…………..is not found:
Golgi apparatus
25) …………….Is found in plant cell while in animal cell it is absent.
Cell wall
26) Jelly like structure found inside the cell are reffered as.
Cytoplasm
27) Which part of cell makes proteins:
Ribosomes
28) Most important stimulant in tea leaves:
Caffeine
29) First cloned sheep was discovered by:
Dolly
30) Which part of cells process packages and export proteins.
Golgi apparatus
31) Colored part of eye is called
Iris
32) Tubes that carry away blood from heart is called:
Arteries
33) Tiny bumps on tongue is called is:
Taste buds
34) Black part of eye is termed as:
 Pupil
35) ………….Tubes carry blood towards heart
Veins
36) Chromosomes consists of:
DNA and Proteins
37) Poison of honey bee is:
 Acidic
38) Apple is rich in:
 Iron
39) Longest nerve is
Sciatic
40) Evaporation of sweat is:
Endothermic reaction
41) Palak leaves are rich in:
Iron
42) Loss of memory is caused by destruction of:
Cerebrum
43) Average pulse rate is:
72-80
44) Milk sugar is:
Lactose
45) No of cells in human body is:
75 trillion
46) Plants roots absorb water through hair roots by process of:
Osmosis
47) Wisdom teeth normally grow between age of:
17-26 years
48) Saliva helps in digestion of:
Starch
49) Average weight of female brains are:
310 grams
50) Function of homoglobin is to transport:
Oxygen

 

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