Which of the following statement is incorrect about algae_____.

1. 1. Their classification is based on pigment composition
   2. Their zygote unlike plants is protected by parental tissue
   3. Most of them have different morphological forms in-different stages of their life cycle
   4. Almost all of them are aquatic

_____is simplest form of learning.

1. 1. Imprinting
   2. Insight learning
   3. Latent learning
   4. Habituation

Lenticular transpiration is _____of total transpiration?

1. 1. 2-3%
   2. 1-3%
   3. 1-2%
   4. 1-4%

Which of the following statement is incorrect regarding the locomotion in Euglena?

1. 1. Flagellum whipping backwards moving the organism forward, and when moves forward the organism moves backwar
   2. Move with the help of flagellum, attached to the anterior pole of the body
   3. Myonemes can change the direction of the body by making it to shorten from anterior to the posterior pole
   4. None of these

Protein discovered by: _____.

1. 1. Anselme Payen
   2. Walter Bradford Cannon
   3. Jons Jacob Berzelius
   4. None of these

Sickle cell anemia was discovered by_____.

1. 1. Vernon Ingram
   2. Sanger
   3. Miescher
   4. none of these

Gaseous exchange in birds occurs at level of_____.

1. 1. Alveoli
   2. Parabronchi
   3. Air sacs
   4. Bronchi

A group of very similar inter breeding organisms constitutes?

1. 1. Biosphere
   2. Ecosystem
   3. Species
   4. Population

Under a compound microscope chromosome is made of arms and_____.

1. 1. Centromere
   2. Centromere
   3. Centrosome
   4. Chromatid

Which of the vascular channels are related to Juxtramedullary nephrous only?

1. 1. Afferent and efferent arterioles
   2. Vasa recta
   3. Peritubualr capillaries
   4. Vasa nervosa