Zoology - Online Test
Q1. Plants show mitotic divisions in -------------
Answer : Option C
Explaination / Solution:
The plants can show mitotic divisions in both haploid and diploid cells due to alternation of generations in life cycle.
Q2. The techniques of using live organisms of enzymes from organism to produce products and processes useful to human is called
Answer : Option A
Explaination / Solution:
Biotechnology is the use of living systems and organisms to develop or make products, or "any technological application that uses biological systems, living organisms, or derivatives thereof, to make or modify products or processes for specific use".
Q3. Blood enters glomerular capillaries through _____ arteriole and leaves through _____ arteriole:
Answer : Option A
Explaination / Solution:
The blood plasma is filtered through the capillaries of the glomerulus into the capsule. The Bowman's capsule empties the filtrate into the proximal tubule that is also part of the duct system of the nephron. A glomerulus receives its blood supply from an afferent arteriole of the renal circulation
Q4. Evolution is
Answer : Option C
Explaination / Solution:
Evolution is the gradual change of race due to variation is course of time. It is the history and development of race along with variations. Evolution is a continuous process and takes millions of years to evolve a new species.
Q5. Hershey and Chase experiment with bacteriophage showed that
Answer : Option B
Explaination / Solution:
No Explaination.
Q6. Taxon is a
Answer : Option B
Explaination / Solution:
Each category in taxonomic hierarchy represents a rank and is commonly termed as taxon. Hence, the correct option is Ranking.
Q7. Which is the longest bone of fore limb?
Answer : Option A
Explaination / Solution:
No Explaination.
Q8. The first life on earth originated
Answer : Option C
Explaination / Solution:
No Explaination.
Q9. Actin filaments are found in all eukaryotic cells but reportedly absent in :
Answer : Option C
Explaination / Solution:
Actin filament help in contraction and relaxation of muscles. Actin filament are found in all eukaryotic cells but it is absent in nematode sperms.
Q10. Father of green revolution is
Answer : Option A
Explaination / Solution:
M.S. Swaminathan is known as father of green revolution. Green revolution increased the food production about three times the previous one. Use of hybrid seeds, fertilizers and modern method of agriculture results this achievement.
