Q.1
The shape of chromosome is clearly visible at
Q.2
How many daughter cells are formed after the completion mitosis?
Q.3
The C shape of the tracheal cartilage is important because
Q.4
The movement of materials across the cell membrane with the help of biological energy provided by ATP is called
Q.5
Water molecules enter plant epidermal cells by
Q.6
Root pressure is developed in
Q.7
Which of the following is true of osmosis?
Q.8
The phenomenon of summer sleep by animals is called
Q.9
Study of process of ageing
Q.10
Potato is a
Q.11
The "eyes" of potato tubers are
Q.12
How does a Unicellular Organism reproduce?
Q.13
Healing of wounds is dependent upon the ________ division of underlying cells.
Q.14
Which phase's intiation is indicated by the appearance of the chromosomes as thin threads in the nucleus?
Q.15
In which of these mitosis is missing and the cell divided by binary fission?
Q.16
Function of haemoglobin is
Q.17
Pollen is produced by the process of
Q.18
Alveoli is related to which of the following system of human body?
Q.19
Which process requires no energy from the cell?
Q.20
When the diaphragm and external intercostal muscles contract,
Q.21
What process accounts for species diversity?
Q.22
Number of which type of WBC is greatest in blood of human?
Q.23
Which of the following organelles contain enzymes that have digestive action?
Q.24
The water readily available to plants for absorption by roots is
Q.25
Pressure, pain, and temperature receptors in the skin are
Q.26
Goosebumps are caused by contractions of the
Q.27
Animals who have constant body temperature are
Q.28
Which type of cell, skin is made up of:
Q.29
Sweating is important
Q.30
The outermost layer of skin is
Q.31
Which of the following is responsible for transport of food and other substances in plants?
Q.32
It is formed by a repeating nucleosome units, which are closely attached to each other to a continuous fibre.
Q.33
Which event occurs during interphase?
Q.34
How many daughter cells reproduces after the completion of Meiosis II?
Q.35
Complete oxidation of sucrose in presence of oxygen into CO2, water and energy is called
Q.36
Blood leaving lungs, is rich in
Q.37
The organs protected by the thoracic cage include the
Q.38
When are chromatids found in a cell?
Q.39
Blood is
Q.40
Blood pressure is measured with
Q.41
They are also concerned with the formation and storage of certain compounds secreted by the cell.
Q.42
Carbon monoxide has ________ greater affinity for haemoglobin as compared to oxygen.
Q.43
The process of evaporation occurs from
Q.44
Which process requires cellular energy?
Q.45
Lacrymal glands are situated in the
Q.46
Which of the following acts as an insulator against heat, cold and as a shock-absorber in the body?
Q.47
In human the thickest skin is present in
Q.48
Which of the following is the cellular respiratory centre?
Q.49
In a cell process of respiration takes place in
Q.50
Cold blooded animals are known as
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