Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

10 Questions

0 Views

Mutations in Flowers Quiz

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What was the main objective of this investigation?

To assess the effects of gamma irradiation on vegetative growth, flowering parameters, abnormalities, and DNA changes in two mutative generations of Gaillardia pulchella Foug. plants (correct)

To examine the response of Gaillardia pulchella Foug. plants to different watering regimes

To study the effects of different light intensities on the growth of Gaillardia pulchella Foug. plants

To investigate the impact of various soil types on the flowering of Gaillardia pulchella Foug. plants

Where was the investigation carried out?

At the Atomic Energy Commission, Cairo, Egypt

In the Nursery of the Ornamental Horticulture Department, Faculty of Agriculture, Cairo University, Egypt (correct)

In a laboratory at the Egyptian Atomic Energy Authority, Nasr City, Cairo, Egypt

In a greenhouse at the Faculty of Agriculture, Cairo University, Egypt

What was the duration of the investigation?

Three consecutive generations

The duration is not specified in the text

Two successive generations, 2019/2020 and 2020/2021 (correct)

One generation

What type of radiation was used in the investigation?

Gamma radiation Signup and view all the answers

What was the source of gamma radiation used in the investigation?

A cobalt-60 source (Gamma-1 type) Signup and view all the answers

What were the different doses of gamma radiation used in the investigation?

10, 20, 30, 40, 50, and 60 Gy Signup and view all the answers

What was the dose rate of the gamma radiation used in the investigation?

1.107 KGy/h Signup and view all the answers

What was observed regarding the seed germination of Gaillardia pulchella in Petri dishes?

The text does not provide information about the seed germination in Petri dishes Signup and view all the answers

What type of abnormalities were observed in the Gaillardia pulchella plants?

Leaf shape and inflorescence color abnormalities Signup and view all the answers

What was the original color of the inflorescences in the control plants of Gaillardia pulchella?

The outer half yellow, and the rest of the ray red Signup and view all the answers