List of practice Questions

Blocks of muscles found in cephalochordata are
Identify the functions of diencephalon in frog’s brain among the following
Select the set of characters equally shared by reptiles and aves among the following
The structure formed as a result of amphimixis is
The structures of the parent that disappear during binary fission of Euglena and develop afresh in daughter euglenae
Identify the fungal disease among the following
In eucoelomates the mesoderm comes into contact with endoderm of alimentary canal to form gizzard and stomach. This is referred to as
Assertion (A): Pseudo stratified epithelium gives the false appearance of stratified epithelium.
Reason (R): Pseudo stratified epithelium is made up of more than one layer of cells to provide protection against stress.
Bilateral symmetry is observed in
A. Asterias
B. Bipinnaria
C. Adult gastropods
D. Auricularia Larva
E. Brachiolaria Larva
Choose the incorrect statements regarding Hemichordata
A. Stomochord extends into proboscis
B. They have ventral heart with closed type of circulatory system
C. Development includes Tornaria larva
D. Cloacal respiration takes place by respiratory trees.
Choose the common characters shown by the animals of classes Scyphozoa and Anthozoa
A. Mesoglea is non-cellular with amoebocytes
B. Cnidocytes occur in ectoderm and endoderm
C. Germ cells are derived from endoderm
D. Coelenteron is undivided
Assertion (A): Bio piracy is use of bio resources by multinational companies with proper authorization from the other countries and people.
Reason (R): Industrialized nations are poor at biodiversity but rich financially.
The transgenic Flavr Savr tomato carries cloned genes for
A. delay in ripening process
B. longer shelf life
C. added flavors
D. vitamin A
Parbhani Kranti is a variety of this plant and resistant to this
Sickle cell anemia is this mutation and occurs due to change of these amino acids.
This committee of Indian Government takes decisions while introducing genetically modified organisms for public services.
Assertion (A): Infectious agents can be passed through the filter.
Reason (R): This filterable agent is responsible for disease.
This is the cross between F$_1$ generation and either of their parents
From the following choose the correct statement related to mutations
The reaction that does not contribute for proton gradient across thylakoid membrane.
Assertion (A): Photorespiration is a wasteful process.
Reason (R): There is no synthesis of sugars, ATP or NADPH, instead ATP is utilized and CO$_2$ is released in photorespiration.
This event occurs during electron transport system and oxidative phosphorylation of mitochondria
Correct sequence of the development process in a plant cell
The following plant is submerged and suspended in water
Choose the correct choices that have a compound impact on ecosystem goods and services.
A. Participation in developing community garden
B. Use of artificial fertilizers
C. Natural pest control
D. Increase in consumption