Higher vascular plants are also called__________?
A. flowering plants
B. seed plants
C. ferns
D. none of these
A. flowering plants
B. seed plants
C. ferns
D. none of these
A. Shape
B. Size
C. Structure
D. Fundamental organization
Humans usually have 20 primary (deciduous, “baby” or “milk”) teeth and 32 permanent (adult) teeth. Most people know these teeth as baby teeth, though they are also sometimes called milk teeth or primary teeth. In all, children have 20 baby teeth – 10 on the top and 10 on the bottom. These teeth act as placeholders for the adult teeth that grow in after the baby teeth fall out.
They are considered to be the most primitive and are surely the first of the vertebrates?
A. Frogs
B. Reptiles
C. Amphibinas
D. Jawless fishes
The type of learning in which there is loss or decrease in response to repeated stimuli?
A. Imprinting
B. Habituation
C. Latent learning
D. Insight learning
Sporophyte is____________?
A. Monoploid
B. Haploid
C. Diploid
D. Polyploidy
Terrestrial animals like kangaroo rat survive even without drinking water since__________?
A. They don’t require water for their metabolic process
B. They can retain excessive water in their body during raining season.
C. They feed on carbohydrate rich seeds which can provide them with metabolic water
D. They are anhydrobiotic organisms