Options:
- A. 554
- B. 564
- C. 574
- D. 584
View Answer
C. 574
Biology
Which of the following are triploblastic and acoelomate?
Options:
- A. Sponges
- B. Annelida
- C. Platyhelminthes
- D. Aves
View Answer
C. Platyhelminthes
The type of learning in which there is loss or decrease in response to repeated stimuli?
Options:
- A. Imprinting
- B. Habituation
- C. Latent learning
- D. Insight learning
View Answer
B. Habituation
_____________ supported theory of special creation?
Options:
- A. Linnaeus
- B. Aristotle
- C. Mendel
- D. Lamarck
View Answer
A. Linnaeus
Joints present in skull are example of_______________?
Options:
- A. Fibrous joints
- B. Cartilaginous joints
- C. Synovial Joints
- D. Slightly moveable joints
View Answer
A. Fibrous joints
Test cross is used to find_____________?
Options:
- A. Trait
- B. Phenotype
- C. Genotype
- D. Ratios
View Answer
C. Genotype
Enzymes __________________ the activation energy of a chemical reaction?
Options:
- A. Increases
- B. Decreases
- C. Does not effect
- D. Increases or decreases depending upon individual enzyme
View Answer
B. Decreases
If the concentration of enzyme is kept constant and amount of substrate is increased a point is reached where increase in substrates concentration does not affect the reaction rate because of____________________?
Options:
- A. Enzymes get denatured at higher substrate conc
- B. Rate of reaction is indirectly proportional to substrate concentration at this point
- C. All the active sites on enzyme molecule are occupied
- D. None of these
View Answer
C. All the active sites on enzyme molecule are occupied
A chemical substance which can react (in place of substrate) with the enzyme but is not transformed into product/s and thus blocks the active site temporarily or permanently is called_______________?
Options:
- A. Co-enzyme
- B. Blocker
- C. Inhibitor
- D. Cofactor
View Answer
C. Inhibitor
Which chemical component has the greatest contribution in the total mammalian cell weight__________?
Options:
- A. Proteins
- B. Carbohydrate
- C. Lipids
- D. Water
View Answer
D. Water