३. कोष्ठकमा दिइएअनुसार वाक्य पूरा गर्नुहोस् । [४४०
क) अनुराधा घरको काम
। (गर्, अपूर्ण वर्तमान)
ख) तिमी आफ्नो देशको सम्मान। (गर, अज्ञार्थी)
ग) उनीहरू परीक्षा। (दि, सम्भावनार्थी)
घ) भाइले आमालाई ...। (ढोग, अज्ञात भूत)
[२x०
४) कोष्ठकमा दिइएअनुार वाक्य परिवर्तन गर्नुहोस् ।
क) मजाले निदाइएछ नि । (कर्तृवाच्य)
ख) बाटोमा साथीहरू भेटिएलान् । (कर्मवाच्य)

as in mitosis, dna replication occurs during interphase.   in meiosis, it occurs specifically in s phase of interphase 1.

estuaries are the partially enclosed coastal bodies of brackish water formed at the mouth of sea where river meets an ocean. it is a transition zone between river and sea water so estuaries are influenced to both marine environment such as tides, waves and to riverine such as flow of fresh water and sediments. the mixing of sea and fresh water provide high level of nutrients, making estuaries a high product habitats.

many estuaries suffers degradation from a variety of human activities like erosion from deforestation, overgrazing, overfishing, drainage and eutrophication.

so from the above statement answers will be

1. false as estuaries are formed due to both brackish and freshwater.

2.true, due to high productivity estuaries are breeding ground for many marine species.

3. direct and indirect activities of man that contribute to pollution and deposition of sediments.