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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