(a) 50
(b) 100
(c) 150
(d) Life life
Answer-(d) Life time
How many days is the average lifespan of human cells? [HSC & Admission]
(a) 8-10
(b) 8-12
(c) 10-12
(d) 12-15
Answer-(c) 10-12
How long is the life span of intestinal lining cells? [HSC & Admission]
(a) 1-3
(b) 2-4
(c) 3-5
(d) 4-7
Answer (b) 2-4
Factors on which cell life span depends- [HSC & Admission]
(i) Environmental conditions
(ii) Genetic control
(iii) Genetic clock
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer-(d) i, ii and iii
Cell count of a man weighing 80 kg- [HSC & Admission]
(i) 30×1015
(ii) 6-10 lakh crores
(iii) 60×1015
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer-(c) ii and iii
What is the number of cells in a newborn human baby? [HSC & Admission]
(a) 2×1010
(b) 2×1011
(c) 2×1012
(d) 2×1014
Answer-(c) 2×1012
How many trillion cells in the human body? [HSC & Admission]
(a) 50
(b) 100
(c) 150
(d) 200
Answer (b) 100
Which organism is made up of a single cell- [HSC & Admission]
(i) Amoeba
(ii) Taenia
(iii) Paramecium
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer (b) i and iii
Plants whose cells are very long- [HSC & Admission]
(i) Cotton
(ii) Jute
(iii) Palm trees
(a) i and ii
(b) i and iii
(c) ii and iii
(d) i, ii and iii
Answer-(d) i, ii and iii
Remie fibers (Bochmeria nivela) grow long- [HSC & Admission]
(a) 35 m
(b) 45 m
(c) 55 m
(d) 65 m
Answer-(c) 55 m