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Most endangered species are victims of

In organisms exhibiting internal fertilisation -

The enzyme pepsin acts in

Cell division serves the following functions: ______, ________ and________. Mitosis helps in ________ , _______and _________. DNA replication happens once during _______ followed by ________. Humans have _________ chromosomes i.e. diploid condition.

In meiosis, parents cells are _______ while daughter cells are ________. Meiosis occurs with two cell divisions -- first is reduction division and second is mitotic division. In simple organisms all germ cells are generally similar. In complex organisms, germ cells take in differential roles. The egg is generally large and contains a good source. The sperm is small and mobilr . Conventionally, _________germ cells are called male gamete.

Which of the following diagram represents ATP synthesis in mitochondria by chemiosmotic hypothesis?

IM = Inner membrane

M = Matrix

OC = Outer Chamber

Q18. Consider the following statements about Artificial Neural Networks (ANNs):

1. ANNs are systems that attempt to replicate the way the human brain learns.

2. They are one of the main tools used in machine learning.

Which of the above statements are incorrect?

Which of the following does not arise from mucosa?

स्वप्न भरे कोमल-कोमल हाथों को अलसाई कलियों पर फेरते हुए कवि कलियों को प्रभात के आने का संदेश देता है, उन्हें जगाना चाहता है और खुशी-खुशी अपने जीवन के अमृत से उन्हें सींचकर हरा-भरा करना चाहता है। फूलों-पौधों के लिए आप क्या-क्या करना चाहेंगे?

Which of the following is not the characteristic of gymnosperms?

The absorption and action spectrum of photosynthesis show two maximums, one in the blue region and another in the red. What are the reasons for these?

Which of the following statements about cyclic photophosphorylation are correct?

(a) Only PS – I functions

(b) NADPH is formed

(c) Occurs when the light of wavelength beyond 680 nm is available for excitation

(d) Oxygen is evolved

How can we say that fungi is different from plants?

Give atleast 5-6 points

Which of the following is/are the objective(s) of the human genome project?

Mark the correct pair of muscles involved in the normal breathing in humans during expiration.

VAM contains

Which process of purification is represented by the following equation ?

Why is plasma membrane is called selectively permeable

Scorpion belongs to a class to which one of the following also belongs

Agranuliocytes are :
(a) lymphocytes and monocytes
(b) lymphocytes and basophils
(c) eosinophils and basophils
(d) dosinophils and monocytes

How are mammals distinguished from other vertebrates?

Do you
think microbes can also be used as source of energy? If yes, how?

Diagrammatically
represent the experimental steps in cloning and expressing an human
gene (say the gene for growth hormone) into a bacterium like E.
coli ?

State whether true or false:

Lymph flows much faster than blood in the human body.

Identify the condyloid joint in this structure.

Match the following deficiency disorders with the corresponding Adrenal hormones.
$\begin{array}{cc}\text{Column I}& \text{Column II}\\ \text{i. Addison’s Disease}& \text{a. Androgens in Females}\\ \text{ii. Cushing’s Syndrome}& \text{b. Estrogens in Males}\\ \text{iii. Aldosteronism}& \text{c. Cortisols}\\ \text{iv. Gynaecomastia}& \text{d. ACTH}\\ \text{v. Adrenal Virilism}& \text{e. Aldosterone}\end{array}$